Welder was a supporter of Sen. Bernie Sanders’ candidacy last year. The endorsement leaves Tom Niermann, a teacher, as Welder’s main competition.

Ramsey said in a statement she saw Welder “fight every day to provide a voice for the voiceless” while on the campaign trail, according to the Kansas City Star.

“I am confident that he will continue to fight for the things that caused me to run — building an economy that works for everyone, fixing our broken healthcare system, and standing up for women’s rights,” she said.

“With Andrea Ramsey’s support, we move forward unified as Democrats and stronger than ever in our fight to defeat Kevin Yoder and solve the pressing problems of healthcare and wealth inequality,” he said.